Home / 1,610,728.32-2,222,758.08-885,575.28

Finding the Fourth Proportional to 1,610,728.32, 2,222,758.08 and 885,575.28

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Solution

The fourth proportional to 1,610,728.32, 2,222,758.08 and 885,575.28 is: 1,222,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,728.32 : 2,222,758.08 = 885,575.28 : x
  2. Step 2: Convert to fraction form
    1,610,728.32/2,222,758.08 = 885,575.28/x
  3. Step 3: Cross multiply
    1,610,728.32x = 2,222,758.08 × 885,575.28
  4. Step 4: Simplify right side
    1,610,728.32x = 1,968,419,609,068.26
  5. Step 5: Solve for x
    x = 1,968,419,609,068.26/1,610,728.32
  6. Step 6: Final answer
    x = 1,222,068.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.